JPH045494B2 - - Google Patents
Info
- Publication number
- JPH045494B2 JPH045494B2 JP59147054A JP14705484A JPH045494B2 JP H045494 B2 JPH045494 B2 JP H045494B2 JP 59147054 A JP59147054 A JP 59147054A JP 14705484 A JP14705484 A JP 14705484A JP H045494 B2 JPH045494 B2 JP H045494B2
- Authority
- JP
- Japan
- Prior art keywords
- catalyst
- niobium
- oxide
- iron oxide
- iron
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims abstract description 36
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000003054 catalyst Substances 0.000 claims abstract description 23
- 239000007789 gas Substances 0.000 claims abstract description 14
- 239000002253 acid Substances 0.000 claims abstract description 8
- 239000002131 composite material Substances 0.000 claims abstract description 7
- 239000010955 niobium Substances 0.000 abstract description 24
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 22
- 229910052758 niobium Inorganic materials 0.000 abstract description 13
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract description 10
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 abstract description 10
- 229910052742 iron Inorganic materials 0.000 abstract description 8
- 229910000484 niobium oxide Inorganic materials 0.000 abstract description 6
- URLJKFSTXLNXLG-UHFFFAOYSA-N niobium(5+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Nb+5].[Nb+5] URLJKFSTXLNXLG-UHFFFAOYSA-N 0.000 abstract description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 5
- 229910021529 ammonia Inorganic materials 0.000 abstract description 5
- 238000000975 co-precipitation Methods 0.000 abstract description 4
- 239000000203 mixture Substances 0.000 abstract description 4
- 238000005470 impregnation Methods 0.000 abstract description 3
- 229910001873 dinitrogen Inorganic materials 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 20
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 12
- 230000003197 catalytic effect Effects 0.000 description 11
- 238000000034 method Methods 0.000 description 8
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 4
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 4
- 235000011130 ammonium sulphate Nutrition 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 4
- VCJMYUPGQJHHFU-UHFFFAOYSA-N iron(3+);trinitrate Chemical compound [Fe+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O VCJMYUPGQJHHFU-UHFFFAOYSA-N 0.000 description 4
- 235000006408 oxalic acid Nutrition 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 229910052815 sulfur oxide Inorganic materials 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 2
- 235000011114 ammonium hydroxide Nutrition 0.000 description 2
- 238000010908 decantation Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000006722 reduction reaction Methods 0.000 description 2
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 2
- 229910002554 Fe(NO3)3·9H2O Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- FQMNXGPHFBHMDR-UHFFFAOYSA-N [O-2].[Nb+5].[Fe+2] Chemical compound [O-2].[Nb+5].[Fe+2] FQMNXGPHFBHMDR-UHFFFAOYSA-N 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000001784 detoxification Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229960004887 ferric hydroxide Drugs 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- IEECXTSVVFWGSE-UHFFFAOYSA-M iron(3+);oxygen(2-);hydroxide Chemical compound [OH-].[O-2].[Fe+3] IEECXTSVVFWGSE-UHFFFAOYSA-M 0.000 description 1
- SZQUEWJRBJDHSM-UHFFFAOYSA-N iron(3+);trinitrate;nonahydrate Chemical compound O.O.O.O.O.O.O.O.O.[Fe+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O SZQUEWJRBJDHSM-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- MAKKVCWGJXNRMD-UHFFFAOYSA-N niobium(5+);oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[O-2].[O-2].[Nb+5].[Nb+5] MAKKVCWGJXNRMD-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/847—Vanadium, niobium or tantalum or polonium
- B01J23/8474—Niobium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
- B01D53/8628—Processes characterised by a specific catalyst
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14705484A JPS6128454A (ja) | 1984-07-17 | 1984-07-17 | 排ガス中の窒素酸化物除去用触媒 |
| US06/752,428 US4666882A (en) | 1984-07-17 | 1985-07-08 | Method of preparation of catalyst and catalyst prepared by the method for converting nitrogen oxides in exhaust gases |
| BR8503389A BR8503389A (pt) | 1984-07-17 | 1985-07-16 | Processo para producao de catalisador duplo de niobio e ferro |
| EP85108883A EP0168811B1 (en) | 1984-07-17 | 1985-07-16 | Catalyst, method of preparation and its use in converting nitrogen oxides in exhaust gases |
| AT85108883T ATE50514T1 (de) | 1984-07-17 | 1985-07-16 | Katalysator, herstellungsverfahren und anwendung fuer stickstoffoxidumsetzung in abgasen. |
| DE8585108883T DE3576123D1 (de) | 1984-07-17 | 1985-07-16 | Katalysator, herstellungsverfahren und anwendung fuer stickstoffoxidumsetzung in abgasen. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14705484A JPS6128454A (ja) | 1984-07-17 | 1984-07-17 | 排ガス中の窒素酸化物除去用触媒 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6128454A JPS6128454A (ja) | 1986-02-08 |
| JPH045494B2 true JPH045494B2 (enrdf_load_stackoverflow) | 1992-01-31 |
Family
ID=15421456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14705484A Granted JPS6128454A (ja) | 1984-07-17 | 1984-07-17 | 排ガス中の窒素酸化物除去用触媒 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4666882A (enrdf_load_stackoverflow) |
| EP (1) | EP0168811B1 (enrdf_load_stackoverflow) |
| JP (1) | JPS6128454A (enrdf_load_stackoverflow) |
| AT (1) | ATE50514T1 (enrdf_load_stackoverflow) |
| BR (1) | BR8503389A (enrdf_load_stackoverflow) |
| DE (1) | DE3576123D1 (enrdf_load_stackoverflow) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH022876A (ja) * | 1987-11-06 | 1990-01-08 | Tosoh Corp | 複合酸化物触媒及びそれを用いたアルキレンアミン類の製造方法 |
| US4982003A (en) * | 1987-11-06 | 1991-01-01 | Tosoh Corporation | Mixed oxide catalyst and process for producing an alkylenamine by using the catalyst |
| US5093303A (en) * | 1989-11-28 | 1992-03-03 | Yutaka Tamaura | Catalyst for decomposing gaseous oxide and method of manufacturing the same |
| JP2528756B2 (ja) * | 1991-10-09 | 1996-08-28 | 澁谷工業株式会社 | 充填機 |
| US5269143A (en) * | 1992-12-07 | 1993-12-14 | Ford Motor Company | Diesel engine turbo-expander |
| US5307772A (en) * | 1992-12-16 | 1994-05-03 | Ford Motor Company | Redox catalysis of NOx in internal combustion engines |
| US5743929A (en) * | 1995-08-23 | 1998-04-28 | The Boc Group, Inc. | Process for the production of high purity carbon dioxide |
| DE19756392A1 (de) * | 1997-12-18 | 1999-07-01 | Werner Prof Dr Weisweiler | Verfahren und Katalysator zur Entfernung von Stickoxiden aus Abgasen von Zementofenanlagen und von Verbrennungsprozessen |
| WO2003097236A1 (en) * | 2002-05-15 | 2003-11-27 | Süd-Chemie AG | Fischer-tropsch catalyst prepared with a high purity iron precursor |
| US7566680B2 (en) * | 2002-05-15 | 2009-07-28 | Sud-Chemie Inc. | High surface area iron material prepared from a low surface area iron metal precursor |
| US7271126B2 (en) * | 2002-05-15 | 2007-09-18 | Sud-Chemie Inc. | Catalyst for the dehydrogenation of ethyl benzene to STYRENE prepared with a high purity iron precursor |
| US7939463B1 (en) * | 2002-05-15 | 2011-05-10 | Sud-Chemie Inc. | Preparation of iron oxides |
| JP6005151B2 (ja) | 2011-06-21 | 2016-10-12 | ユミコア・アクチエンゲゼルシャフト・ウント・コムパニー・コマンディットゲゼルシャフトＵｍｉｃｏｒｅ ＡＧ ＆ Ｃｏ．ＫＧ | 担体酸化物上の金属の堆積方法 |
| CN111939920B (zh) * | 2020-09-03 | 2023-07-18 | 中国科学院生态环境研究中心 | 一种铁铌氧化物、其制备方法和用途 |
| CN116641066B (zh) * | 2023-07-26 | 2023-10-17 | 四川大学 | 一种光电催化材料及其制备方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5057946A (enrdf_load_stackoverflow) * | 1973-07-17 | 1975-05-20 | ||
| US4131643A (en) * | 1975-09-05 | 1978-12-26 | Kobe Steel Limited | Catalyst for converting nitrogen oxides and method for converting nitrogen oxides in exhaust gases by using said catalyst |
| JPS52151687A (en) * | 1976-06-12 | 1977-12-16 | Agency Of Ind Science & Technol | No# reduction catalyst and removal of no# in exhaust gas |
| US4329517A (en) * | 1979-05-16 | 1982-05-11 | Mitsui Petrochemical Industries Ltd. | Process for production of mono- or di-ortho-methyl-substituted phenols by catalytic methylation and catalyst therefor |
-
1984
- 1984-07-17 JP JP14705484A patent/JPS6128454A/ja active Granted
-
1985
- 1985-07-08 US US06/752,428 patent/US4666882A/en not_active Expired - Fee Related
- 1985-07-16 EP EP85108883A patent/EP0168811B1/en not_active Expired - Lifetime
- 1985-07-16 BR BR8503389A patent/BR8503389A/pt not_active IP Right Cessation
- 1985-07-16 AT AT85108883T patent/ATE50514T1/de not_active IP Right Cessation
- 1985-07-16 DE DE8585108883T patent/DE3576123D1/de not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| BR8503389A (pt) | 1986-04-08 |
| EP0168811A2 (en) | 1986-01-22 |
| US4666882A (en) | 1987-05-19 |
| DE3576123D1 (de) | 1990-04-05 |
| EP0168811A3 (en) | 1987-05-13 |
| EP0168811B1 (en) | 1990-02-28 |
| ATE50514T1 (de) | 1990-03-15 |
| JPS6128454A (ja) | 1986-02-08 |
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